Wall lamp



FIG. 1 is a rear elevational view of a wall lamp showing my new design;

FIG. 2 is a side elevational view thereof, the opposite side view being a mirror image and, therefore, not shown;

FIG. 3 is a front elevational view thereof;

FIG. 4 is bottom plan view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a top/side pictorial perspective view thereof; and,

FIG. 7 is a side pictorial perspective view thereof.

The broken lines shown on the drawings are for illustrative purposes only and form no part of the claimed design. 

I claim the ornamental design for a wall lamp, as shown and described. 